{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "patch vulnerability", "arguments": ["supported platform", "common vulnerabilities and exposures", "issues addressed", "time", "vulnerable system version", "vulnerability", "patch", "vulnerable system", "releaser"]}], "input": "According to 360 ’s Weibo post , the vulnerability would allow an attacker to use a smart contract with malicious code to open a security hole , and then use the supernode to enter the malicious smart contract into a new block , thus putting all network nodes under the attacker ’s control ."}
{"patch vulnerability": []}